Schneider 140CPU67160 Universal Microcomputer Protection Relay

The Schneider P3U30-6AAA2BCAA universal microcomputer protection relay is a universal protection device of the Schneider PowerLogic P3 series. The key information is as follows:

1. Core hardware parameters
Power supply range: 48 – 230V AC/DC
Sampling configuration: 3-phase current input, 1 residual current input, 4 voltage inputs, supporting 1/5A CT and 100/110V VT specifications
Interface configuration: 16 digital inputs, 9 digital outputs, front USB + rear dual RJ45 network ports
Communication protocols: Supports mainstream industrial protocols such as IEC 61850, Modbus TCP, DNP3 TCP, etc.
2. Protection functions
It covers complete protection logic for phase overcurrent 50/51, direction phase overcurrent 67, grounding fault overcurrent 50N/51N, capacitor imbalance 51C, open circuit 46, etc., suitable for various scenarios such as feeders, motors, transformers, etc.